Home / 13,963.38-20,950.87-5,649.27

Finding the Fourth Proportional to 13,963.38, 20,950.87 and 5,649.27

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Solution

The fourth proportional to 13,963.38, 20,950.87 and 5,649.27 is: 8,476.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963.38 : 20,950.87 = 5,649.27 : x
  2. Step 2: Convert to fraction form
    13,963.38/20,950.87 = 5,649.27/x
  3. Step 3: Cross multiply
    13,963.38x = 20,950.87 × 5,649.27
  4. Step 4: Simplify right side
    13,963.38x = 118,357,121.36
  5. Step 5: Solve for x
    x = 118,357,121.36/13,963.38
  6. Step 6: Final answer
    x = 8,476.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.